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Siemens SENTRON Miniature Circuit Breaker, 1-Pole, 25A, Type B, 400V AC, 10 kA Breaking Capacity 5SY4125-6

Category Miniature Circuit Breaker Brand Siemens Condition New

Specifications

Country of Origin Germany
Range SENTRON
Brand Siemens
Height 76mm
Model 5SY4125-6
Depth 76mm
IP Rating IP20
Width 17.5mm
Mount Type DIN Rail
Current Rating 25A
Series 5SY4
Terminal type Screw
Breaking Capacity 10kA
Number of Poles 1
Standards/Approvals CCC, CE, EAC
Rated AC Voltage 400V ac
Tripping Characteristics Type B
Better World Claim Extended Product Life
Curve C Tripping: 5 to 10 times the rated current
Curve D Tripping: 10 to 14 times the rated current

Key Features

  • Designed for industrial, residential, and functional construction use.
  • 1-pole DIN rail mounting with screw terminal connection.
  • Type B tripping characteristics for protection of generators and long cables.
  • IP20 rated enclosure ensuring basic protection against solid objects.
  • Certified with CCC, CE, and EAC standards for electrical safety.
  • Advanced Siemens SENTRON 5SY4 series supporting flexibility with accessories.
  • Features automatic cut-out functionality with extended product life as part of Better World claims.

Product Description

Siemens 5SY4125-6 SENTRON Miniature Circuit Breaker is a high-quality, reliable device designed for overcurrent circuit protection in electrical installations operating up to 400V AC. It supports a nominal current of 25 amps and features a Type B tripping characteristic which offers protection by tripping between 3 and 5 times the rated current, making it ideal for safeguarding generators, persons, and very long cables in industrial, laboratory, construction, and residential environments.

The 5SY4 series MCB is designed to fit a DIN rail mount system with a compact size for ease of installation and maintenance. The 1-pole breaker provides a breaking capacity of 10kA to withstand short circuit conditions safely. The screw-type terminals ensure secure connections, while the IP20 rating protects internal components from solid objects.

Certified to IEC 60898 standards, this Siemens product complies with CCC, CE, and EAC electrical safety and quality requirements. The innovative mounting options allow fast assembly and disassembly during maintenance or upgrades.

Additional features include the ability to combine the breaker with supplementary components such as control current switches, fault signal contacts, shunt releases, undervoltage releases, and remote operating mechanisms, thereby extending functionality and protection levels against fire and personnel hazards.

The device measures 76mm height, 17.5mm width, and 76mm depth, with a robust construction and is part of Siemens' Better World product range, emphasizing extended lifecycle and sustainability.

Designed for industrial, residential, and functional construction applications. Automatic cut-out with Type B tripping curve protects circuits and personnel. Compatible with a variety of auxiliary devices and RCCB units.

Secure DIN rail mounting and screw terminals for reliable connections. Certifications include IEC 60898, CCC, CE, and EAC approval marks. Compact dimensions and IP20 rated enclosure. Extended product life supporting sustainability goals.

Explore EnvMart's wide selection of circuit breakers and protective equipment for industrial and electrical safety applications.

Siemens SENTRON Miniature Circuit Breaker, 1-Pole, 25A, Type B, 400V AC, 10 kA Breaking Capacity 5SY4125-6
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Frequently Asked Questions

This model has a breaking capacity of 10 kA, which allows it to safely withstand short circuit conditions.

The current rating for this unit is 25A, making it suitable for various electrical installations.

It features Type B tripping characteristics, which trip between 3 to 5 times the rated current, providing protection for generators and long cables.

The rated AC voltage for this model is 400V, allowing it to be used in high-voltage applications.

This unit measures 76mm in height, 17.5mm in width, and 76mm in depth, making it compact for installation.

It is designed for DIN rail mounting, which facilitates easy installation and maintenance.

This model is certified with CCC, CE, and EAC standards, ensuring compliance with electrical safety requirements.

The IP rating is IP20, providing basic protection against solid objects.

It features screw-type terminals, ensuring secure connections for reliable operation.

It is designed for use in industrial, residential, and functional construction applications, providing overcurrent protection.

It can be combined with supplementary components such as control current switches, fault signal contacts, shunt releases, and undervoltage releases.

The country of origin for this model is Germany, reflecting its engineering standards.

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